The singer teamed up with the country icon on the joint fresh take last month
She also performed 'Celebrate The Dreamer In You'
"He will always be the star of my life story"
Dean – who Parton had been married to for nearly 60 years – died earlier this week aged 82
Dean, who was rarely seen in photos and in public, had been with Dolly Parton for over 60 years
The collaboration is set to be included on the group's new record 'Wiggle Up, Giddy Up!', out next month
"Dolly and me singing in a pickup truck!"
"Travelling the country and seeing how many people literally cannot bear to see a gay person depicted onstage, it’s wild"
The new project is due to come out on Valentine's Day (February 14)
It follows the group topping the Australian dance music chart last year with their first EDM album